CN217653246U - Electromagnetic switch valve structure - Google Patents
Electromagnetic switch valve structure Download PDFInfo
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- CN217653246U CN217653246U CN202221687334.7U CN202221687334U CN217653246U CN 217653246 U CN217653246 U CN 217653246U CN 202221687334 U CN202221687334 U CN 202221687334U CN 217653246 U CN217653246 U CN 217653246U
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- electromagnetic switch
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Abstract
The utility model belongs to the electromagnetic switch valve structure in the gearbox field, electromagnetic switch valve structure's valve barrel divide assembly (5) to form with valve body (6) and hold chamber I (G), valve barrel (52), steel ball (56), seal receptacle (58) form and hold chamber II (H), valve barrel divide assembly (5) to form with valve body (6) and hold chamber III (I), the solenoid divides copper line (21), the package of assembly (2) to mould plastics shell (22) and wiring contact pin (23) and is in the same place, solenoid divides assembly (2), yoke bush (3), valve barrel divide assembly (5), push rod divide assembly (7), guide pin bushing (8) to form and holds chamber V (K), kong (J) UNICOM holds chamber I (G) and holds chamber II (H), holds chamber V (K) and holds chamber III) UNICOM. The utility model discloses an electromagnetic switch valve structure ensures that the gearbox during operation leaks the leakage quantity and obtains effective control to effectively satisfy switch solenoid and reveal the condition little, that the fluid cleanliness is high.
Description
Technical Field
The utility model belongs to the gearbox field, more specifically say, relate to an electromagnetic switch valve structure.
Background
The power transmission of an actuating element on the gearbox is realized by using a hydraulic system, the actuating element works stably and effectively, the performance of the control element is superior, the on-off electromagnetic valve is a representative one of the control elements, and the conditions of small leakage, high oil cleanliness and the like are required to be met under some working conditions. Due to the difference of the positions of the oil inlet and the oil outlet, the structures of the switch electromagnetic valves are different. The internal structure of the common switch electromagnetic valve on the market generally adopts a slide valve, a cone valve or a ball valve structure. The electromagnetic switching valve in the prior art has the disadvantages that under the condition of high leakage requirement, the sliding valve can not ensure high axial sealing, so that the leakage quantity can not be effectively controlled to be very small, and the manufacturing requirement of the cone valve on two contact places is high, so that the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: to the not enough of prior art, provide a simple structure, ensure that the gearbox during operation leaks the leakage quantity and obtains effective control to effectively satisfy the switch solenoid valve and reveal the electromagnetic switch valve structure of little, the high condition of fluid cleanliness.
To solve the technical problem, the utility model discloses the technical scheme who takes does:
the utility model relates to an electromagnetic switch valve structure, including the shell, the solenoid subassembly is located the shell, and valve barrel subassembly and valve body formation hold chamber I, and valve barrel, steel ball, seal receptacle and valve body formation hold chamber II, the valve barrel subassembly form with the valve body and hold chamber III, the solenoid divides the copper line of assembly, plastic bag shell and wiring contact pin to mould plastics together, the solenoid divides assembly, yoke bush, valve barrel subassembly, push rod subassembly, guide pin bushing formation to hold chamber V, kong UNICOM holds chamber I and holds chamber II, holds chamber V and holds chamber III UNICOM.
The electromagnetic switch valve structure further comprises a shell, a yoke bush and a sealing element A.
The copper wire of the solenoid subassembly is wound by taking the center of the plastic coating shell as an axis, the plastic coating shell is coated outside the copper wire by plastic, and the end part of the copper wire is welded and connected with the wiring contact pin at the tail end of the plastic coating shell.
The valve sleeve assembly comprises a sealing piece B, a valve sleeve, a sealing piece C, a filter screen, a spring, a steel ball, a sealing piece D and a sealing seat.
The sealing seat is a metal piece, and a sealing piece D is arranged on the sealing seat; the valve sleeve is a plastic piece, and a spring and a steel ball are arranged in the valve sleeve.
The sealing seat is arranged in the valve sleeve, and the sealing element B and the sealing element C are arranged on the valve sleeve.
The push rod sub-assembly comprises a push rod and a magnetic core body, and the push rod is installed in a central hole of the magnetic core body in a pressing mode.
The shell, the yoke bush and the magnetic core body are made of magnetic materials, and the guide sleeve, the solenoid sub-assembly, the push rod sub-assembly and the yoke bush are sequentially arranged in the shell.
The valve sleeve assembly is provided with an upper sealing element A and then is arranged in the shell, and the valve sleeve assembly is connected with the shell in a riveting manner.
The terminal pin is of a 90-degree bending structure relative to the end part of the shell.
Adopt the technical scheme of the utility model, theory of operation and beneficial effect as follows:
electromagnetic switch valve structure, the valve barrel divides assembly and valve body to form and holds chamber I, constitutes the annular runner of pressure fluid oil feed, valve barrel, steel ball, seal receptacle and valve body form and hold chamber II, the valve barrel divides assembly and valve body to form and holds chamber III I, constitutes the annular runner that pressure fluid goes out oil, kong UNICOM holds chamber I and holds chamber II, hold chamber V and hold chamber III UNICOM, the solenoid divides the copper solenoid of assembly to mould plastics with the wiring contact pin and is in the same place. The solenoid sub-assembly, the yoke bush, the valve sub-assembly, the push rod sub-assembly and the guide bush form a cavity V. As shown in fig. 1, when two wiring contact pins are not powered on, the push rod subassembly is in a free-moving state, pressure oil enters the accommodating cavity I from the oil inlet P, flows into the accommodating cavity ii through the hole iv, and is pressed on the sealing seat to form sealing under the action of pressure, so that the pressure oil cannot flow into the accommodating cavity v and cannot flow into the accommodating cavity iii I, and the pressure oil cannot flow out from the oil outlet S on the valve body. As shown in fig. 2, when two wiring contact pins are powered on, a copper wire is powered on, a magnetic field is generated under the combined action of a shell, a magnetic core body and a yoke bush, electromagnetic force generated under the action of the magnetic field acts on a push rod subassembly to enable the push rod subassembly to move towards one end of the yoke bush and attract the yoke bush, the push rod subassembly pushes a steel ball away, the steel ball and a sealing seat cannot be sealed, a small gap is formed, pressure oil enters a containing cavity I from an oil inlet P, flows into a containing cavity II through a hole IV, then flows into a containing cavity V through the small gap between the steel ball and the sealing seat, then flows into a containing cavity III, and finally flows out from an oil outlet S on a valve body, so that the control of an electromagnetic switch valve is reliably realized. Electromagnetic switch valve structure, simple structure ensures that the gearbox during operation leaks the leakage quantity and obtains effective control to effectively satisfy switch solenoid and reveal the condition little, that the fluid cleanliness is high. The valve sleeve is a plastic injection molding product, and has the advantages of simple structure, light weight and high cost.
Drawings
The contents of the description and the references in the drawings are briefly described as follows:
fig. 1 is a schematic diagram of an internal structure of an electromagnetic switch valve structure according to the present invention;
fig. 2 is a schematic diagram of an internal structure of the electromagnetic switch valve structure of the present invention;
in the drawings are labeled: G. a cavity I; H. a cavity II; I. a chamber III; J. kong; K. a cavity V; 1. a housing; 2. a solenoid subassembly; 21. a copper wire; 22. wrapping a plastic shell; 23. a wiring contact pin; 3. a yoke bush; 4. a seal member A; 5. a valve housing assembly; 51. a seal member B; 52. a valve housing; 53. a seal member C; 54. filtering with a screen; 55. a spring; 56. a steel ball; 57. a seal D; 58. a sealing seat; 6. a valve body; 7. the push rod is divided into an assembly; 71. a push rod; 72. a magnetic core body; 8. a guide sleeve; 9. an oil inlet P; 10. an oil outlet S.
Detailed Description
The following description of the embodiments of the present invention will be made in detail with reference to the accompanying drawings, wherein the embodiments of the present invention are described in detail with reference to the accompanying drawings, for example, the shapes, structures, mutual positions and connection relations of the components, the functions and operation principles of the components, and the like:
as shown in the attached drawings 1 and 2, the utility model relates to an electromagnetic switch valve structure, including shell 1, solenoid divide assembly 2 to be located shell 1, and the valve barrel divides assembly 5 to form with valve body 6 and holds chamber IG, and valve barrel 52, steel ball 56, seal receptacle 58 form and hold chamber IIH, valve barrel divide assembly 5 and valve body 6 to form and hold chamber IIII, solenoid divide assembly 2 copper line 21, plastic-coated shell 22 and wiring contact pin 23 to mould plastics together, and wiring contact pin 23 sets up two, and solenoid divides assembly 2, yoke bush 3, valve barrel divide assembly 5, push rod subassembly 7, guide pin bushing 8 to form and hold chamber VK, kong J UNICOM holds chamber IG and holds chamber IIH, holds chamber VK and holds chamber IIII UNICOM. The structure provides an improved technical scheme aiming at the defects in the prior art. The valve sleeve subassembly 5 and the valve body 6 form an accommodating cavity IG to form an annular flow passage of pressure oil inlet P, the valve sleeve 52, the steel ball 56, the sealing seat 58 and the valve body 6 form an accommodating cavity IIH, the valve sleeve subassembly 5 and the valve body 6 form an accommodating cavity IIII to form an annular flow passage of pressure oil outlet, the accommodating cavity IG and the accommodating cavity IIH are communicated through Kong J, the accommodating cavity VK and the accommodating cavity IIII are communicated, and the copper wire 21 plastic-coated shell 22 of the solenoid subassembly 2 and the wiring contact pin 23 are molded together in an injection mode. The solenoid subassembly 2, the yoke bush 3, the valve subassembly 5, the push rod subassembly 7 and the guide sleeve 8 form a cavity vk. As shown in fig. 1, when the two connection pins 23 are not powered on, the push rod subassembly 7 is in a free-moving state, pressure oil enters the cavity ig from the oil inlet P9, flows into the cavity lh through the hole ivj, and under the action of pressure, the steel ball 56 in the original free-moving state presses the seal seat 58 to form a seal, so that the pressure oil cannot flow into the cavity vk or the cavity iiii, and the pressure oil cannot flow out from the oil outlet S10 of the valve body 6. As shown in fig. 2, when the two connection pins 23 are energized, the copper wire 21 is energized to generate a magnetic field under the combined action of the housing 1, the magnetic core 72 and the yoke bush 3, the electromagnetic force generated under the action of the magnetic field acts on the push rod subassembly 7 to move towards one end of the yoke bush 3 and attract the yoke bush 3, the push rod subassembly 7 pushes away the steel ball 56, so that the steel ball 56 and the seal seat 58 cannot be sealed to form a small gap, pressure oil enters the accommodating cavity ig from the oil inlet P9, flows into the accommodating cavity ih through the hole ivj, flows into the accommodating cavity vk through the small gap between the steel ball 56 and the seal seat 58, then flows into the accommodating cavity iiii, and finally flows out from the oil outlet S10 on the valve body 6, thereby reliably realizing the control of the electromagnetic switch valve. Electromagnetic switch valve structure, simple structure ensures that the gearbox during operation leaks the leakage quantity and obtains effective control to effectively satisfy switch solenoid and reveal the condition little, that the fluid cleanliness is high.
The electromagnetic switch valve structure further comprises a shell 1, a yoke bush 3 and a sealing piece A4. Yoke bush 3, valve sub-assembly 5 are located shell 1, and solenoid sub-assembly 2's copper line 21 uses the package to mould the shell 22 center as the axis and carries out the winding, and the copper line 21 outside is moulded the package with plastics and is moulded the shell 22, copper line 21 tip and package mould the wiring contact pin 23 welded connection of shell 22 tail end. The valve sleeve sub-assembly 5 comprises a sealing member B51, a valve sleeve 52, a sealing member C53, a filter screen 54, a spring 55, a steel ball 56, a sealing member D57 and a sealing seat 58. The sealing seat 58 is a metal piece, and a sealing piece D57 is arranged on the sealing seat 58; the valve housing 52 is a plastic member and the spring 55 and the steel ball 56 are mounted inside the valve housing 52. The seal holder 58 is housed in the valve housing 52, and the seal member B51 and the seal member C53 are mounted on the valve housing 52. The utility model discloses an electromagnetic switch valve structure has switching solenoid valve to compare with present market, and the inside fluid flow's of switching solenoid valve runner structure is simpler, simplifies the structure, uses spherical structure's steel ball 56, and not only sealing performance is better, and it is lower to let out leakage quantity, and the valve barrel is plastics injection moulding moreover, simple structure, and light in weight has more the advantage on the cost.
The push rod subassembly 7 comprises a push rod 71 and a magnetic core body 72, wherein the push rod 71 is pressed in a central hole of the magnetic core body 72. The shell 1, the yoke bush 3 and the magnetic core body 72 are made of magnetic conductive materials, and the guide sleeve 8, the solenoid sub-assembly 2, the push rod sub-assembly 7 and the yoke bush 3 are sequentially arranged in the shell 1. The valve housing subassembly 5 is provided with a sealing element A4 and then is arranged in the shell 1, and the valve housing subassembly 5 is connected with the shell 1 in a riveting manner. The terminal pins 23 are of a 90-degree bent configuration with respect to the end of the housing 1.
Electromagnetic switch valve structure, the valve barrel divides assembly and valve body to form and holds chamber I, constitutes the annular runner of pressure fluid oil feed, valve barrel, steel ball, seal receptacle and valve body form and hold chamber II, the valve barrel divides assembly and valve body to form and holds chamber III I, constitutes the annular runner that pressure fluid goes out oil, kong UNICOM holds chamber I and holds chamber II, hold chamber V and hold chamber III UNICOM, the solenoid divides the copper solenoid of assembly to mould plastics with the wiring contact pin and is in the same place. The solenoid sub-assembly, the yoke bush, the valve sub-assembly, the push rod sub-assembly and the guide bush form a cavity V. As shown in fig. 1, when two wiring contact pins are not powered on, the push rod subassembly is in a free-moving state, pressure oil enters the accommodating cavity I from the oil inlet P, flows into the accommodating cavity ii through the hole iv, and is pressed on the sealing seat to form sealing under the action of pressure, so that the pressure oil cannot flow into the accommodating cavity v and cannot flow into the accommodating cavity iii I, and the pressure oil cannot flow out from the oil outlet S on the valve body. As shown in fig. 2, when two connection pins are energized, current is applied to a copper wire, a magnetic field is generated under the combined action of a shell, a magnetic core body and a yoke bush, electromagnetic force generated under the action of the magnetic field acts on a push rod subassembly, the push rod subassembly moves towards one end of the yoke bush and is attracted with the yoke bush, the push rod subassembly pushes a steel ball away, the steel ball and a sealing seat cannot be sealed, a small gap is formed, pressure oil enters a cavity I from an oil inlet P, flows into a cavity II through a hole IV, flows into a cavity V through the small gap between the steel ball and the sealing seat, then flows into a cavity III, and finally flows out through an oil outlet S on a valve body, and the control of an electromagnetic switch valve is reliably realized. Electromagnetic switch valve structure, simple structure ensures that the gearbox during operation leaks the leakage quantity and obtains effective control to effectively satisfy switch solenoid and reveal the condition little, that the fluid cleanliness is high. The valve sleeve is a plastic injection molding product, and has the advantages of simple structure, light weight and high cost.
The above description is for the illustrative purposes with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the present invention is not limited by the above embodiments, as long as the present invention adopts various improvements of the method concept and the technical solution, or the present invention is directly applied to other occasions without improvement, and all of them are within the protection scope of the present invention.
Claims (10)
1. An electromagnetic switch valve structure characterized in that: including shell (1), solenoid subassembly (2) are located shell (1), and valve barrel subassembly (5) and valve body (6) form and hold chamber I (G), and valve barrel (52), steel ball (56), seal receptacle (58) form and hold chamber II (H), valve barrel subassembly (5) and valve body (6) form and hold chamber III (I), solenoid subassembly (2) copper line (21), package plastic shell (22) and wiring contact pin (23) are moulded plastics together, solenoid subassembly (2), yoke bush (3), valve barrel subassembly (5), push rod subassembly (7), guide pin bushing (8) form and hold chamber V (K), kong (J) UNICOM holds chamber I (G) and holds chamber II (H), holds chamber V (K) and holds chamber III) UNICOM.
2. An electromagnetic switch valve structure according to claim 1, characterized in that: the electromagnetic switch valve structure further comprises a yoke bush (3) and a sealing piece A (4).
3. The electromagnetic switch valve structure according to claim 1 or 2, characterized in that: the solenoid subassembly (2) copper line (21) use package plastic shell (22) center to carry out the winding as the axis, copper line (21) outside is moulded package plastic shell (22) with plastics, copper line (21) tip and package plastic shell (22) tail end wiring contact pin (23) welded connection.
4. The electromagnetic switch valve structure according to claim 1 or 2, characterized in that: the valve sleeve subassembly (5) comprises a sealing element B (51), a valve sleeve (52), a sealing element C (53), a filter screen (54), a spring (55), a steel ball (56), a sealing element D (57) and a sealing seat (58).
5. The electromagnetic on-off valve structure according to claim 4, characterized in that: the sealing seat (58) is a metal piece, and a sealing piece D (57) is arranged on the sealing seat (58); the valve sleeve (52) is a plastic piece, and a spring (55) and a steel ball (56) are arranged in the valve sleeve (52).
6. An electromagnetic switch valve structure according to claim 5, characterized in that: the sealing seat (58) is arranged in the valve sleeve (52), and the sealing element B (51) and the sealing element C (53) are arranged on the valve sleeve (52).
7. The electromagnetic on-off valve structure according to claim 1 or 2, characterized in that: the push rod sub-assembly (7) comprises a push rod (71) and a magnetic core body (72), and the push rod (71) is pressed in a central hole of the magnetic core body (72).
8. The electromagnetic switch valve structure according to claim 1 or 2, characterized in that: the shell (1), the yoke bush (3) and the magnetic core body (72) are made of magnetic conductive materials, and the guide sleeve (8), the solenoid sub-assembly (2), the push rod sub-assembly (7) and the yoke bush (3) are sequentially arranged in the shell (1).
9. The electromagnetic switch valve structure according to claim 4, characterized in that: the valve sub-assembly (5) is provided with a sealing element A (4) and then is arranged in the shell (1), and the valve sub-assembly (5) is connected with the shell (1) in a riveting manner.
10. The electromagnetic on-off valve structure according to claim 1 or 2, characterized in that: the terminal pin (23) is of a 90-degree bending structure relative to the end part of the shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221687334.7U CN217653246U (en) | 2022-07-01 | 2022-07-01 | Electromagnetic switch valve structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221687334.7U CN217653246U (en) | 2022-07-01 | 2022-07-01 | Electromagnetic switch valve structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217653246U true CN217653246U (en) | 2022-10-25 |
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ID=83687572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221687334.7U Active CN217653246U (en) | 2022-07-01 | 2022-07-01 | Electromagnetic switch valve structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217653246U (en) |
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2022
- 2022-07-01 CN CN202221687334.7U patent/CN217653246U/en active Active
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